20163340701

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{6271}}^1$

素因数の和:6631

約数の個数: 72

約数和(自身を含む): 35470116864

約数和(自身を除く): 15306776163

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 317, 441, 483, 951, 1127, 1449, 2219, 2853, 3381, 6271, 6657, 7291, 10143, 15533, 18813, 19971, 21873, 43897, 46599, 51037, 56439, 65619, 131691, 139797, 144233, 153111, 307279, 357259, 395073, 432699, 459333, 921837, 1009631, 1071777, 1298097, 1987907, 2765511, 3028893, 3215331, 5963721, 7067417, 9086679, 13915349, 17891163, 21202251, 41746047, 45721861, 63606753, 97407443, 125238141, 137165583, 292222329, 320053027, 411496749, 876666987, 960159081, 2240371189, 2880477243, 6721113567, 20163340701]

約数ペア:

[(1, 20163340701), (3, 6721113567), (7, 2880477243), (9, 2240371189), (21, 960159081), (23, 876666987), (49, 411496749), (63, 320053027), (69, 292222329), (147, 137165583), (161, 125238141), (207, 97407443), (317, 63606753), (441, 45721861), (483, 41746047), (951, 21202251), (1127, 17891163), (1449, 13915349), (2219, 9086679), (2853, 7067417), (3381, 5963721), (6271, 3215331), (6657, 3028893), (7291, 2765511), (10143, 1987907), (15533, 1298097), (18813, 1071777), (19971, 1009631), (21873, 921837), (43897, 459333), (46599, 432699), (51037, 395073), (56439, 357259), (65619, 307279), (131691, 153111), (139797, 144233)]